340255277654 has 4 divisors (see below), whose sum is σ = 510382916484. Its totient is φ = 170127638826.

The previous prime is 340255277639. The next prime is 340255277657. The reversal of 340255277654 is 456772552043.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 456772552043 = 31 ⋅14734598453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340255277657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85063819412 + ... + 85063819415.

It is an arithmetic number, because the mean of its divisors is an integer number (127595729121).

Almost surely, 2^340255277654 is an apocalyptic number.

340255277654 is a deficient number, since it is larger than the sum of its proper divisors (170127638830).

340255277654 is a wasteful number, since it uses less digits than its factorization.

340255277654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170127638829.

The product of its (nonzero) digits is 7056000, while the sum is 50.

The spelling of 340255277654 in words is "three hundred forty billion, two hundred fifty-five million, two hundred seventy-seven thousand, six hundred fifty-four".